probe::netfilter.ip.pre_routing(3stap)

1PROBE::NETFILTER.I(3stap)      Networking Tapset     PROBE::NETFILTER.I(3stap)
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NAME

6       probe::netfilter.ip.pre_routing - Called before an IP packet is routed
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SYNOPSIS

9       netfilter.ip.pre_routing
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VALUES

12       ipproto_tcp
13           Constant used to signify that the packet protocol is TCP
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15       pf
16           Protocol family - either 'ipv4' or 'ipv6'
17
18       saddr
19           A string representing the source IP address
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21       family
22           IP address family
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24       dport
25           TCP or UDP destination port (ipv4 only)
26
27       ack
28           TCP ACK flag (if protocol is TCP; ipv4 only)
29
30       data_str
31           A string representing the packet buffer contents
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33       protocol
34           Packet protocol from driver (ipv4 only)
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36       nf_stop
37           Constant used to signify a 'stop' verdict
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39       ipproto_udp
40           Constant used to signify that the packet protocol is UDP
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42       indev_name
43           Name of network device packet was received on (if known)
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45       iphdr
46           Address of IP header
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48       nf_stolen
49           Constant used to signify a 'stolen' verdict
50
51       rst
52           TCP RST flag (if protocol is TCP; ipv4 only)
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54       length
55           The length of the packet buffer contents, in bytes
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57       data_hex
58           A hexadecimal string representing the packet buffer contents
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60       nf_queue
61           Constant used to signify a 'queue' verdict
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63       syn
64           TCP SYN flag (if protocol is TCP; ipv4 only)
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66       sport
67           TCP or UDP source port (ipv4 only)
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69       nf_drop
70           Constant used to signify a 'drop' verdict
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72       outdev_name
73           Name of network device packet will be routed to (if known)
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75       daddr
76           A string representing the destination IP address
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78       outdev
79           Address of net_device representing output device, 0 if unknown
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81       indev
82           Address of net_device representing input device, 0 if unknown
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84       nf_accept
85           Constant used to signify an 'accept' verdict
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87       psh
88           TCP PSH flag (if protocol is TCP; ipv4 only)
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90       fin
91           TCP FIN flag (if protocol is TCP; ipv4 only)
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93       urg
94           TCP URG flag (if protocol is TCP; ipv4 only)
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96       nf_repeat
97           Constant used to signify a 'repeat' verdict
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NAME

SYNOPSIS

VALUES

SEE ALSO